World Power Plants

AltaGas Ripon Energy Inc.49.5 MW Natural Gas

GasVerified: Jul 2026

AltaGas Ripon Energy Inc. is a 49.5 MW gas power plant in the United States, operated by AltaGas Ripon Energy Inc. and commissioned in 1988. Ranked #1,137 of 1,883 gas plants in the United States, this facility's 49.5 MW represents 0.01% of the country's total gas capacity of 592,244 MW. The largest gas plant in the United States is West County Energy Center at 4,263 MW, making this facility 86 times smaller. Nearby plants include Tracy Combined Cycle Power Plant (gas, 336.1 MW), Walnut Energy Center (gas, 300.6 MW), and Lodi Energy Center (gas, 288.9 MW). The plant is located in San Joaquin County, approximately 50 km from Stockton.

Capacity
49.5 MW
Commissioning Year
1988

38 years old

Owner
AltaGas Ripon Energy Inc.
Location
37.7325°, -121.1160°

United States of America, North America

Context & rankings
  • 2,994. largest of 10,098 plants in United States of America
  • #13,645 worldwide by installed capacity
  • #3,745 of 5,146 Natural Gas plants worldwide
Age & fleet comparison

38 years in operation

Natural Gas fleet average: 26.9 years

Operator portfolio

AltaGas Ripon Energy Inc. operates 1 plants totalling 50 MW

Regional density

232 plants within 100 km, 15,187 MW combined

Nearest plant: Axium Modesto Solar (10.6 km)

Location

Coordinates:: 37.732500, -121.116000
Open in Google Maps
Carbon Footprint490 g CO₂/kWh
Annual CO₂
95.6 Kt
195 GWh/year × 490 g/kWh
Cumulative CO₂
3.63 Mt
Over 38 years of operation
Past Retirement
2018
8 years past expected retirement
Annual emissions equivalent to
20.8K
cars per year
12.7K
homes per year
4.3M
trees to offset

Estimates based on Gas emission factor (490 g CO₂/kWh) and capacity factor (45%). Actual emissions may vary based on operating conditions, efficiency, and fuel quality.

Technical Details

Primary Fuel Type
Gas
Energy Source
Non-Renewable
Country
United States of America
Continent
North America
Data Source
Global Power Plant Database

United States of AmericaEnergy Profile

10,098
Total Plants
1420.7 GW
Total Capacity
GasCoalNuclearWind
Top Fuels

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